Precursor ion
[化] 先驅離子
?? 詞語組成解析
precursor
[pri'k?s?]
n. 前輩，前驅，先鋒，前任;預兆，先兆，初期形式;[核]前驅波，初級粒子;預報器;
pre…前，預先+curs跑，發生+or名詞后綴，表人或物→先跑者→先驅
ion
['ai?n]
n. <物>離子;
??? 情景例句
Please don't do it without asking.
未經允許請不要那么做。
I couldn't care less.
我不在乎。
Harry does not need to be prompted to explain how he bought his precious bottle of mud.
毋須暗示哈里就會向你講起他買下那瓶珍貴香水泥的經過。